Base | Representation |
---|---|
bin | 1001010010011111101… |
… | …01010000111010100010 |
3 | 1010111211021220121110112 |
4 | 10221033311100322202 |
5 | 20212123214133012 |
6 | 402342343131322 |
7 | 32026153152314 |
oct | 4511765207242 |
9 | 1114737817415 |
10 | 319166942882 |
11 | 1133a3467167 |
12 | 51a34443b42 |
13 | 24135a4b028 |
14 | 1163a9357b4 |
15 | 8480223122 |
hex | 4a4fd50ea2 |
319166942882 has 18 divisors (see below), whose sum is σ = 484688690577. Its totient is φ = 157628021736.
The previous prime is 319166942881. The next prime is 319166942917. The reversal of 319166942882 is 288249661913.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 297996983881 + 21169959001 = 545891^2 + 145499^2 .
It is an ABA number since it can be written as A⋅BA, here for A=2, B=399479.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (319166942881) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 66311108 + ... + 66315920.
Almost surely, 2319166942882 is an apocalyptic number.
319166942882 is a deficient number, since it is larger than the sum of its proper divisors (165521747695).
319166942882 is an frugal number, since it uses more digits than its factorization.
319166942882 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9794 (or 4898 counting only the distinct ones).
The product of its digits is 8957952, while the sum is 59.
The spelling of 319166942882 in words is "three hundred nineteen billion, one hundred sixty-six million, nine hundred forty-two thousand, eight hundred eighty-two".
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